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MathGroup Archive 2002

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Re: Mean

  • To: mathgroup at smc.vnet.net
  • Subject: [mg32993] Re: Mean
  • From: Erk Jensen <Erk.Jensen at cern.ch>
  • Date: Sat, 23 Feb 2002 02:38:13 -0500 (EST)
  • Organization: CERN http://www.cern.ch
  • References: <a54qru$bsu$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

poonam wrote:
> 
> << Statistics`DescriptiveStatistics`
> 
> data = {4.3, 7.2, 8.4, 5.8, 9.2, 3.9}
> {4.3, 7.2, 8.4, 5.8, 9.2, 3.9}
> 
> Mean[data]
> Mean[{4.3, 7.2, 8.4, 5.8, 9.2, 3.9}]
> 
> Variance[data]
> 4.69467
> 
> I took this code exactly as in the help browser. Tried this in my
> notebook. Why do I not get an answer for Mean? I get an answer for
> Variance, and I also see an answer for Mean in the help browser for
> the same data.

Works fine for me. Are you sure that you haven't called Mean[data] before you
loaded the package? In this case the 'Mean' inside the package will be shadowed
by the one you used earlier!

Ciao and good luck,      -erk-


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